Sony SDM-N50R Service Manual page 27

Terminal name of semiconductors in silk screen
printed circuit ( * )
Device Printed symbol Terminal name
Collector
1 Transistor
Emitter
Base
Collector
Transistor
2
Base Emitter
Cathode
3
Diode
Anode
Cathode
4
Diode
Anode (NC)
Cathode
5 Diode
(NC)
Anode
Common
6 Diode
Anode Cathode
Common
7 Diode
Anode Cathode
Common
8
Diode
Anode
Anode
Common
9 Diode
Anode Anode
Common
0 Diode
Cathode
Cathode
Common
qa
Diode
Cathode Cathode
Anode Cathode
qs Diode Anode
Anode
Anode
Cathode
Source
Transistor
qd Drain
(FET) Gate
Source
Transistor
qf Drain
(FET) Gate
Source
Transistor
qg Drain
(FET)
Gate
Emitter
qh
Transistor Collector
Base
–
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Circuit
D D
G G
S S
D D
G G
S S
Ver.1.6
SDM-N50R(E) 3-8